Research Group on Carbon and Climate Change (RCCC)
Department of Zoology and Environment Sciences
REFEREED JOURNALS
Carbon and Energy Fluxes in Cropland Ecosystems: A Model-Data Comparison
Lokuptiya, E. et al. 2016. Carbon and Energy Fluxes in Cropland Ecosystems: A Model-Data Comparison. Biogeochemistry, 129(1), 53-76. DOI 10.1007/s10533-016-0219-3
Greenhouse Gas Budgets of South and Southeast Asia
Patra, P.K., Canadell, J. G., Ahmed, M. K., Machida, T., Mukai, H., Lokupitiya, E. and Lokupitiya, R. 2014. Greenhouse Gas Budgets of South and Southeast Asia. APN Science Bulletin 4: 56-57.
Evaluating the agreement between measurements and models of net ecosystem exchange at different times and timescales using wavelet coherence
Stoy P. C. et al. 2013. Evaluating the agreement between measurements and models of net ecosystem exchange at different times and timescales using wavelet coherence: an example using data from the North American Carbon Program Site-Level Interim Synthesis. Biogeosciences 10: 6893-6909
Evaluating atmospheric CO2 inversions at multiple scales over a highly-inventoried agricultural landscape
Schuh, A., Lauvaux, T., Denning, A., West, T., Davis, K., Miles, N., Richardson, S., Uliasz, M.., Lokupitiya, E., Cooley, D., Andrews, A., Ogle, S. M. 2013. Evaluating atmospheric CO2 inversions at multiple scales over a highly-inventoried agricultural landscape. Global Change Biology 19: 1424-1439
Carbon balance in US croplands during the last two decades of the 20th century
Lokupitiya, E. , Paustian, K., Easter, M., Williams S., Andrén, O. and Kätterer, T. 2012. Carbon balance in US croplands during the last two decades of the 20th century. Biogeochemistry 107: 207-225.
A model-data comparison of gross primary productivity: Results from the North American Carbon Program site synthesis.
Shaefer, K. et al. 2012. A model-data comparison of gross primary productivity: Results from the North American Carbon Program site synthesis. Journal of Geophysical Research 117, G03010, doi:10.1029/2012JG001960
Characterizing the performance of ecosystem models across time scales: A spectral analysis of the North American Carbon Program site-level synthesis.
Dietz M. C. et al. 2011. Characterizing the performance of ecosystem models across time scales: A spectral analysis of the North American Carbon Program site-level synthesis. Journal of Geophysical Research: Biogeosciences 116,G04029.DOI:10.1029/2011JG001661
Use of AVHRR NDVI time series and ground-based surveys for estimating county-level crop biomass.
Lokupitiya, E., Lefsky, M., and K. Paustian. 2010. Use of AVHRR NDVI time series and ground-based surveys for estimating county-level crop biomass. International Journal of Remote Sensing 31(i): 141-158.
Coupling land surface and crop growth models for predicting evapotranspiration and carbon exchange in wheat-maize rotation croplands.
Lei, H., Yang, D., Lokupitiya, E., Shen, Y. 2010. Coupling land surface and crop growth models for predicting evapotranspiration and carbon exchange in wheat-maize rotation croplands. Biogeosciences 7: 3363-3375.
Assessing the Impact of Crops on Regional CO2 Fluxes and Atmospheric Concentrations.
Corbin, K.D., Denning, Lokupitiya, E.Y. et al. 2010. Assessing the Impact of Crops on Regional CO2 Fluxes and Atmospheric Concentrations. Tellus B 62: 521-532.
A model-data intercomparison of CO2 exchange during large scale droughts: Results from the North American Carbon Proram Site Synthesis
Schwalm, C.R. et al. 2010. A model-data intercomparison of CO2 exchange during large scale droughts: Results from the North American Carbon Proram Site Synthesis. Journal of Geographical Research Biogeosciences 115, G00H05. DOI: 10.1029/2009JG001229.
Incorporation of crop phenology in Simple Biosphere Model (SiBcrop) to improve land-atmosphere carbon exchanges from croplands
Lokupitiya, E., Denning, S., Paustian, K., Baker, I., Schaefer, K., Verma, S., Meyers, T., Bernacchi, C.J., Suyker, A., and Fischer, M.. 2009. Incorporation of crop phenology in Simple Biosphere Model (SiBcrop) to improve land-atmosphere carbon exchanges from croplands. Biogeosciences, 6, 969-986.
Deriving Comprehensive County-Level Crop Yield and Area Data for U.S. Cropland.
Lokupitiya, E., Breidt, F.J., Lokupitiya, R., Williams, S. and K. Paustian. 2007. Deriving Comprehensive County-Level Crop Yield and Area Data for U.S. Cropland. Agronomy journal 99,673-681.
Comparison of missing value imputation methods for crop yield data.
Lokupitiya, R.S., Lokupitiya, E., and Paustian, K. 2006. Comparison of missing value imputation methods for crop yield data. Environmetrics 17(4), 339- 349.
Agricultural soil GHG emissions: A review of national inventory methods.
Lokupitiya, E., and K. Paustian. 2006. Agricultural soil GHG emissions: A review of national inventory methods. J. Environ. Qual. 35, 1413-1427.
Effects of increased nitrogen deposition on soil nematodes in alpine tundra soil.
Lokupitiya, E., Stanton, N.L., Seville, R.S. and Snider, J.R.. 2000. Effects of increased nitrogen deposition on soil nematodes in alpine tundra soil. Pedobiologia 44: 591-608
Analysis of the Emission Trading Potential in Sri Lanka for the Greenhouse Gas Market under the Kyoto Protocol.
Batagoda, B.M.S., Kularathne, K.I.A., Lokupitiya, E.Y.K. 2000. Analysis of the Emission Trading Potential in Sri Lanka for the Greenhouse Gas Market under the Kyoto Protocol. Sri Lankan Journal of Agricultural Economics 3(1): 47-70
Analgesia and sedation induced by Mucuna prurita seeds in rats .
Ratnasooriya, W.D., Lokupitiya, E.Y.K. and Dharmasiri, M.G.. 1999. Analgesia and sedation induced by Mucuna prurita seeds in rats . Medical Science Research 27: 403- 406